<mat-chip-list
  class="example-chip"
  cdkDropList 
  cdkDropListOrientation="horizontal"
  (cdkDropListDropped)="drop($event)">
  <mat-chip
    class="example-box"
    cdkDrag
    *ngFor="let vegetable of vegetables">
    {{vegetable.name}}
  </mat-chip>
</mat-chip-list>
